2026-09-28T16:37:54.26Z38.811832427979-122.792663574222.9manualconfirmedUSGS1.58md1Origin/20260928164006.420477.39691Magnitude/20260928164006.420545.39692USGS5 km NW of The Geysers, CAregion namenccatalognc75443882contributorID